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Two Ethical Concerns with Big Data
Ownership and Monetization
Descriptive Analytics
What Happend?
Diagnostic Analytics
Why did it happen?
Predictive Analytics
What might happen?
Prescriptive Analytics (KPI)
What should we do?
What is the 5-step process
Question → Data → Summary → Analyze → Communicate
5 Pillars of business ethics
Ownership, Transparency, Privacy, Intent and Outcome
Null Avg Hypothesis
Avg Data 1 = Avg Data 2
When do we fail to reject p value
>0.05
Mean, Median, and Mode
Measures of central tendency
Mean
Average
Mode
Most occuring
Median
Middle of the data set
Structured Data
Organized databases (Numbers, etc)
Unstructured Data
Text, Social media, etc
Types of Bias
Randomness, Small Sample, Outcome, Confirmation, Anchor